From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 869FCC43334 for ; Fri, 8 Jul 2022 00:53:46 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 4C2216B0072; Thu, 7 Jul 2022 20:53:45 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 4722E6B0073; Thu, 7 Jul 2022 20:53:45 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 360FD6B0074; Thu, 7 Jul 2022 20:53:45 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0015.hostedemail.com [216.40.44.15]) by kanga.kvack.org (Postfix) with ESMTP id 263CA6B0072 for ; Thu, 7 Jul 2022 20:53:45 -0400 (EDT) Received: from smtpin26.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay07.hostedemail.com (Postfix) with ESMTP id DF9322059A for ; Fri, 8 Jul 2022 00:53:44 +0000 (UTC) X-FDA: 79662109968.26.54DA80A Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) by imf20.hostedemail.com (Postfix) with ESMTP id 107D91C004A for ; Fri, 8 Jul 2022 00:53:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Sender:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=35SNbNDdnAJ/BYZDN8T44SRH2L1OpLCF0GMBsdrOlCQ=; b=OwXxltOVK4cODwJ2wABswCKIcm XtbpSMkSfU2ETLzDxewlhANYepBKW3DeKDjnU5i3hIDouV/T/GbuHhZjFeXKnSLivBaap9AOWCUgO 2CJUbBKMA+QHsHyll2xPg6KMg4akk550pgw+vRdWE5ByGbiKOXuhyya64IxWJM21jRtMvd0ciUEYz XFNjx8PYfM0Gpf7DGJPY/Uu584LqHJTfV5JYn8hk2Dr7euMJBrR2ElhfSWj7S7XHH2p5G38KtX2EW tEqkF+gr0GSUWZZZzLKycT95RV2uNY1hDxL7lztAv5Mdtpt/TcfQL6HCGygb3J1bsIZTYUt8uww4T 8mJIbDDA==; Received: from mcgrof by bombadil.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1o9cFW-000tAn-3X; Fri, 08 Jul 2022 00:53:38 +0000 Date: Thu, 7 Jul 2022 17:53:38 -0700 From: Luis Chamberlain To: Song Liu Cc: Song Liu , bpf , lkml , Linux-MM , Daniel Borkmann , Kernel Team , "x86@kernel.org" , "dave.hansen@linux.intel.com" , "rick.p.edgecombe@intel.com" Subject: Re: [PATCH v6 bpf-next 0/5] bpf_prog_pack followup Message-ID: References: <20220707223546.4124919-1-song@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1657241624; h=from:from:sender:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=35SNbNDdnAJ/BYZDN8T44SRH2L1OpLCF0GMBsdrOlCQ=; b=W8xEu0aHt0LR2RUS1YniBNjZQ4WWhd+5mjvnpYAD/MJm1oZstTplGn29rKMrRoGIBTpQy/ o4fvzt2MewlUxZ196KB2mXtUJX1hQidOWJ/1k7pnUZfvHOQgCkOesEaZa6kgh4opRKJf5h NrShtt3xwv52qBbWw4CAgxxhuOaZayE= ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1657241624; a=rsa-sha256; cv=none; b=nBe8Alixwua7ph1tQPVRL0jWyipa0ZmWcKTqgqCfYQYayrISAUwaKHZ+82F31/K0oJhbCK 1r4SGE8APTQddvTk1OMH6zeGQpqjYfDBZvROA1lH8LovgGfUUdfLFMor/NcdR33HidAc2W CvtSH046vfkoHqMGdkoEWb+OB+QTOB0= ARC-Authentication-Results: i=1; imf20.hostedemail.com; dkim=pass header.d=infradead.org header.s=bombadil.20210309 header.b=OwXxltOV; dmarc=fail reason="No valid SPF, DKIM not aligned (relaxed)" header.from=kernel.org (policy=none); spf=none (imf20.hostedemail.com: domain of mcgrof@infradead.org has no SPF policy when checking 198.137.202.133) smtp.mailfrom=mcgrof@infradead.org Authentication-Results: imf20.hostedemail.com; dkim=pass header.d=infradead.org header.s=bombadil.20210309 header.b=OwXxltOV; dmarc=fail reason="No valid SPF, DKIM not aligned (relaxed)" header.from=kernel.org (policy=none); spf=none (imf20.hostedemail.com: domain of mcgrof@infradead.org has no SPF policy when checking 198.137.202.133) smtp.mailfrom=mcgrof@infradead.org X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 107D91C004A X-Stat-Signature: piugryrubpr6wcawucnthdjxodk18t3u X-Rspam-User: X-HE-Tag: 1657241623-445953 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Thu, Jul 07, 2022 at 11:52:58PM +0000, Song Liu wrote: > > On Jul 7, 2022, at 3:59 PM, Luis Chamberlain wrote: > > > > On Thu, Jul 07, 2022 at 03:35:41PM -0700, Song Liu wrote: > >> This set is the second half of v4 [1]. > >> > >> Changes v5 => v6: > >> 1. Rebase and extend CC list. > > > > Why post a new iteration so soon without completing the discussion we > > had? It seems like we were at least going somewhere. If it's just > > to include mm as I requested, sure, that's fine, but this does not > > provide context as to what we last were talking about. > > Sorry for sending v6 too soon. The primary reason was to extend the CC > list and add it back to patchwork (v5 somehow got archived). > > Also, I think vmalloc_exec_ work would be a separate project, while this > set is the followup work of bpf_prog_pack. Does this make sense? > > Btw, vmalloc_exec_ work could be a good topic for LPC. It will be much > more efficient to discuss this in person. What we need is input from mm / arch folks. What is not done here is what that stuff we're talking about is and so mm folks can't guess. My preference is to address that. I don't think in person discussion is needed if the only folks discussing this topic so far is just you and me. Luis